FWS announced a 90-day finding on a petition to list the Texas kangaroo rat as endangered or threatened and to designate critical habitat under the ESA; the agency found that listing may be warranted and initiated a status review. 

FWS announced a 12-month finding on a petition to list the Mt. Charleston blue butterfly as endangered or threatened under the ESA; the agency found that listing is warranted but precluded by higher priority actions.

NOAA-Fisheries announced a 90-day finding on a petition to list six species of sawfish as endangered or threatened under the ESA; the agency found that listing may be warranted for five of the sawfish species and initiated a status review.

EPA proposed to update a portion of California's outer continental shelf air regulations.

EPA proposed reconsideration of NESHAPs for industrial/commercial/institutional boilers and process heaters at major sources, for industrial boilers and commercial and institutional boilers at area sources, and for new source performance standards and emission guidelines for commercial and industrial solid waste incineration units; see above for direct final rules.

EPA proposed to defer for three years the application of the PSD and Title V permitting requirements for biogenic carbon dioxide emissions from bioenergy and other biogenic stationary sources.

EPA proposed to amend certain NESHAP regulations for the Maricopa County air quality department in Arizona and the Santa Barbara County air pollution control district in California; see above for direct final rule.

EPA proposed amendments to the NESHAPs for mercury emissions from mercury cell chlor-alkali plants.

EPA proposed final amendments to the NESHAPs for existing stationary spark ignition reciprocating internal combustion engines; see above for direct final rule.

NOAA-Fisheries codified the listing of the southern resident killer whale distinct population segment as an endangered species under the ESA.